You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you now?

USER: Can you please help me with finding a flight reservation from IAD to SFO for my journey?

ASSISTANT: Sure, I will help you with booking.

USER: My journey dates are from May 4th and return on May 6th.

ASSISTANT: May I know your good name please?

USER: Myself Gary Taylor.

ASSISTANT: Do you want a connecting flight for your journey?

USER: Yes, please check for 1 connection flight.

ASSISTANT: Please mention your class preference?

USER: Any class is fine. Thank you for asking.

ASSISTANT: Do you have any other requirement?

USER: No.

ASSISTANT: Thank you for the details, I found a connecting flight 1002 of airline Spirit, fare is 200 and class is economy. Shall I proceed with booking?

USER: Please book it.

ASSISTANT: Your flight ticket has been booked.

USER: Thank you for helping me.

ASSISTANT: Thank you for visiting us, have a nice journey.

USER: Welcome.