You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I be at your service today?

USER: Please make a reservation with the name of Frank David to MSP.

ASSISTANT: Sure, can you please let me know your take off airport code?

USER: I want to take off from IAH.

ASSISTANT: Do you prefer any way station in between journey?

USER: Yes, I prefer a way station.

ASSISTANT: Please mention your class preference.

USER: I prefer an economy class.

ASSISTANT: When you are planning to make your journey?

USER: My journey dates are May 2nd and May 4th.

ASSISTANT: Ok, please be on hold.

USER: Sure, take your time.

ASSISTANT: We found a Delta airlines, flight number 1001 with one stopover, price is 100 in economy class. Shall I proceed?

USER: Ok, proceed with the booking.

ASSISTANT: Your ticket has been reserved.

USER: Thank you for your service.

ASSISTANT: Thank you for opting us.