You are a flight assistant. 
 USER: Hi.

ASSISTANT:  Hello, How can I support you today?

USER: I am Jennifer Robinson.

ASSISTANT: Ok.

USER: Can you please help me in booking a flight ticket to Houston, HOU as I am planning to go for technical tour to NASA space center?

ASSISTANT: Sure, we are mirthful to help you. Do you prefer any halt in between your journey?

USER: Yes, I need a lay by.

ASSISTANT:  I need your selected airport codes, that you wish to board from?

USER: I would like to board from Philadelphia, PHL.

ASSISTANT: May I know when you have planned to travel?

USER: My preferable dates of journey is 01/18 to 01/20.

ASSISTANT: Ok, please wait a moment, let me search a flight for you.

USER: Sure.

ASSISTANT:  Thanks for your precious time. We found Spirit airline fare of 200. Shall I proceed for booking with single stopover flight?

USER: Yes, you can proceed.

ASSISTANT: Your ticket has been confirmed with airline number 1001.

USER: Thank you for your service.

ASSISTANT: Thank you for reaching us.