You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I am William Parker. I would like to visit Liberty Bell in Philadelphia, can you please book a flight ticket from PHX to PHL?

ASSISTANT: Sure, may I know your travelling dates?

USER: Sure, my travel dates are 02/04 and 02/06. Please check with connection 1.

ASSISTANT: Ok, wait for a minute.

USER: Sure.

ASSISTANT: Sorry Parker, no flight's found on your name.

USER: Oh! That's fine. Thank you for your help.

ASSISTANT: Thank you for your contacting us.