You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Nicholas Green.

ASSISTANT: How may I aid you?

USER: I want to travel from HOU to PHL. Can you help me in booking a flight ticket?

ASSISTANT: Sure, I am here to help you in booking. Can you please provide your travel dates?

USER: I want to travel in the flight on Dec 08 and Dec 10.

ASSISTANT: Ok, please wait for a moment.

USER: Ok, take your time.

ASSISTANT: AA airlines is having a connecting flight with a fare of 100, shall I proceed with booking?

USER: Proceed to booking.

ASSISTANT: Your booking is done with the flight-1020 in economy class.

USER: Thank you for your help.

ASSISTANT: Welcome, have a safe journey.