You are a flight assistant. 
 USER: Hello, Jack Gonzalez here.

ASSISTANT: Hello, how can I assist you?

USER: I am a surgeon, I have to operate a patient in Philadelphia. Can you help me to book my ticket from SFO to PHL?

ASSISTANT: Sure Jack, can I know the travel dates please?

USER: My travel dates are 10/11 and 10/13.

ASSISTANT: Ok, wait a moment please.

USER: Sure.

ASSISTANT: There is a flight in Southwest airline with price 100, can I book it?

USER: Please confirm my ticket.

ASSISTANT: Your ticket has been booked with flight number 1002.

USER: Thank you for your assistance.

ASSISTANT: Thank you for approaching us.