You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I assist you?

USER: I am planning to go for SFO on 12/19 for pre christmas event, can you please search a flight ticket for me?

ASSISTANT: Sure, can you provide your source airport code?

USER: I want to start from PHL.

ASSISTANT: Do you want to book a return ticket?

USER: Yes. I want my return ticket on 12/21 date.

ASSISTANT: May I know your good name please?

USER: Myself Timothy Collins.

ASSISTANT: Yes, there is a flight available for your request from Jet blue airlines with number 1010. Do you like to confirm this booking?

USER: Ok, you can proceed.

ASSISTANT: Your ticket is booked successfully. Thank you for flying with our service.

USER: Thank you for your help.