You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: My name is Timothy Thompson.

ASSISTANT: How may I help you?

USER: I want to travel from TX-HOU to NY-LGA for a business trip.

ASSISTANT: May I know your travelling dates?

USER: My departure date is 11/27 and return date is 11/29. Make sure my price limit is 500 and the connections limit is 1.

ASSISTANT: Ok, wait a moment. There is flight exactly matched with your information. Shall I proceed to book?

USER: That's great to hear.Please proceed for booking.

ASSISTANT: your ticket is confirmed, thank you for choosing us.

USER: Thank you for helping me.