You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I support you now?

USER: I have to attend a Live Concert at San Francisco, could you please help me with booking a flight ticket from DEN to SFO?

ASSISTANT: Sure, I will help you with booking. May I know your name?

USER: I am Mary Lee.

ASSISTANT: Please mention when you planned to travel?

USER: I would like to depart on Aug 8th and return on Aug 10th.

ASSISTANT: Do you want a connecting flight or direct flight?

USER: I am looking for a connecting flight.

ASSISTANT: Is there any other requirement?

USER: I have no other requirements.

ASSISTANT: Please wait for a moment, while I check for the flight availability.

USER: Sure, take your time.

ASSISTANT: Thank you for waiting, I found a direct flight of JetBlue Airline. It is fine for you?

USER: Please confirm the booking.

ASSISTANT: Your flight ticket has been booked, flight number is 1001, fare is 100 and class is economy.

USER: I really appreciate your help, thank you for your service.

ASSISTANT: Thank you for visiting us.