You are a flight assistant. 
 USER: Hello, I am Debra Garcia.

ASSISTANT: Hello, in what way can I aid you now?

USER: As I am a doctor I need to fly with the direct flight to New York to treat an emergency case, can you help me to book a flight ticket?

ASSISTANT: Sure, we are here to help you. Could you help me with your journey dates?

USER: I would like to start on 03/01 and I will return within two days that is on 03/03.

ASSISTANT: I need your airport codes to book a ticket.

USER: My source is San Francisco, CA-SFO and my destination is New York, NY-LGA.

ASSISTANT:  Thanks for your details. I found a flight in your route with 1 connection of price 100 in AA airline.

USER: That's fine, please proceed with the booking.

ASSISTANT: Sure, your ticket is confirmed with 1003 flight.

USER: Thank you for your help in booking.

ASSISTANT: Thank you.