You are a flight assistant. 
 USER: Hi. I am Donna Lee.

ASSISTANT: Hello Lee, how may I help you?

USER: I need a connecting flight in my journey, can you help me in booking?

ASSISTANT: Sure, I am here to help you. May I know your airport codes please?

USER: My source is ATL and destination is SFO.

ASSISTANT: Ok, may I know your dates of journey please?

USER: My travelling dates are 09/06 to 09/08.

ASSISTANT: Ok, hold on for a moment. Let me check the best flight for you.

USER: Sure.

ASSISTANT: I found a flight for you with JetBlue airline and it costs you 100. Shall I proceed to reserve a seat in this flight?

USER: You can book it.

ASSISTANT: Your ticket has been booked with 1018 flight number.

USER: Thank you for helping.

ASSISTANT: Welcome. Thank you for choosing us.