You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I render you?

USER: I am Christine Wright. Could you help me in booking a flight ticket from PA - PHL to CA - SFO?

ASSISTANT: Sure, may I know your travelling dates?

USER: I want to fly on Sept 14, return on Sept 16.

ASSISTANT: How much can you afford for the ticket?

USER: I can afford upto 1000.

ASSISTANT: Please wait for a minute.

USER: Sure.

ASSISTANT: There is a flight found with number 1006 in Spirit airline and the ticket price is 100.

USER: Ok, you can proceed to booking.

ASSISTANT: Your ticket is booked.

USER: Thank you.

ASSISTANT: Thanks for availing us.