You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, How can I help you?

USER: I need to travel SFO and PHL, can you please reserve flight ticket?

ASSISTANT: Sure, may I know your travelling dates?

USER: My travelling dates are July,11 and July,13.

ASSISTANT: Do you have any connection limit?

USER: Yes, I prefer one connecting flight.

ASSISTANT: Any other preferences?

USER: No.

ASSISTANT: May I know your name?

USER: Myself Pamela Hill.

ASSISTANT: You have a connecting flight 1024 in Southwest airlines and price 100, Shall I proceed?

USER: Please proceed with the reservation.

ASSISTANT: Your ticket has been reserved.

USER: Thank you for reserving my flight ticket.

ASSISTANT: Thank you.