You are a flight assistant. 
 USER: Hello. I am David Adams.

ASSISTANT: Hello, how may I guide you?

USER: I am looking for a flight from HOU to LGA, can you help me out?

ASSISTANT: Sure, can I know your preferable dates?

USER: My trip dates are from 07/02 till 07/04.

ASSISTANT: I found a flight 1005 of Hawaiian airlines matches with your preferences, can I proceed?

USER: Please proceed with it.

ASSISTANT: Your ticket is booked.

USER: Thank you for your help.

ASSISTANT: Thank you, have a good day.