You are a flight assistant. 
 USER: Hello, I am Karen Lewis.

ASSISTANT: Hello, how may I render you today?

USER: As I am a Doctor, I want to attend an emergency surgery in New York, NY-JFK so I need a connecting flight, Can you please be my helping hand?

ASSISTANT: Sure, may I know your source code?

USER: My source airport code is San Francisco, SFO.

ASSISTANT: Can I know your travel dates, please?

USER: My journey dates are from 07/31 to 08/02.

ASSISTANT: Do you have any specifications?

USER: I need a connecting flight.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: We found a connecting flight in Delta airline with flight number 1000 having a ticket fare 100. Shall I proceed for booking?

USER: Sure, you can proceed for booking.

ASSISTANT: Your booking has been confirmed successfully.

USER: Thanks for your help.