Describe the bug

A clear and concise description of what the bug is. Include version by typing gh --version.

when type gh pr list, it is working fine.
when type gh pr create, the terminal has nothing display.
when type gh pr create -w, nothing happens.

I am in a Enterprise private GitHub repo directory. Seems terminal is not working in Enterprise repo.
It starts to ask me for the username and password when I am in a public repo.

gh version 0.5.4 (2020-02-04)
https://github.com/cli/cli/releases/tag/v0.5.4

Steps to reproduce the behavior

1. Type this 'gh pr create'

2. View the output
   

3. nothing happens next.

Expected vs actual behavior

should work

Logs

Paste the activity from your command line. Redact if needed.