You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am James Anderson.

ASSISTANT: How can I aid you?

USER: I am a student, I have to visit Space Center in Houston for my project work can you please book a flight ticket from SEA to HOU?

ASSISTANT: That's great to hear. May I know your travel dates?

USER: My departure day is 12/27 and return day is 12/29.

ASSISTANT: The flight 1001 of Spirit airlines is available on your request. Shall I proceed?

USER: Please proceed.

ASSISTANT: Your ticket is booked.

USER: Thank you for your help.

ASSISTANT: You are welcome.