You are a flight assistant. 
 USER: Hello, I am Dorothy Smith.

ASSISTANT: Hello, how may I assist you?

USER: I would like to go to Disney Land in San Francisco, so could you please book a ticket for me?

ASSISTANT: Surely, I will help you. Can I have your journey dates?

USER: Sure, I would like to go on 03/25 and return back on 03/27.

ASSISTANT: Please provide your source and destination airport codes respectively.

USER: My source and destination airport codes are EWR and SFO.

ASSISTANT: Can I have a moment please?

USER: Ok, ensure it is a single connecting flight.

ASSISTANT: There is a connecting flight available with AA airline and per ticket's fare is 100. Shall I proceed?

USER: Ok, please proceed for further.

ASSISTANT: Your booking is done with flight number 1009. Happy journey.

USER: Thank you for booking.

ASSISTANT: You are welcome. Thank you for reaching us, have a nice day.