You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, good morning.

USER: My self Linda White.

ASSISTANT: I hope you are fine, how can I help you?

USER: I am looking for a flight on the route OAK to DCA, can you please find that any airlines providing service on this route?

ASSISTANT: Sure. May I know the travelling dates?

USER: My journey dates are 11/18 to 11/20.

ASSISTANT: There is a flight 1001 in AA airline has the price 100. Can I proceed with this booking?

USER: Yes, you can proceed the booking.

ASSISTANT: Your ticket has been booked, have a safe journey.

USER: Thank you for your service.

ASSISTANT: You are welcome.