You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: Myself Christine Jones. I would like to travel Philadelphia to meet my childhood friend's. Can you please help me in reserving the ticket from SEA to PHL?

ASSISTANT: May I know your desired travel dates please?

USER: I will drop-off 12/20 and again I will retrieve on 12/22.

ASSISTANT: I found a flight 1010 of UA airlines matches with your preferences, can I proceed?

USER: Sure, please go ahead and reserve the ticket.

ASSISTANT: Your ticket is booked.

USER: Thank you very much for reserving the ticket.

ASSISTANT: Thank you for opting us.