You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you?

USER: I want to book a ticket from HOU to PHL, can you help me?

ASSISTANT: Sure, may I know your travel dates please?

USER: My travel dates are 12/22 and 12/24.

ASSISTANT: Thanks for waiting. I have found AA airlines which flies with one connection.

USER: You can book it.

ASSISTANT: Sure, your flight ticket has been confirmed now.

USER: Myself Jack Lee. Thank you for booking.

ASSISTANT: Thank you Jack.