You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: My name is Barbara Adams, I want to book a flight to St. Paul on Feb 23. Can you book my return flight in morning?

ASSISTANT: Sure, can you please provide me your source and destination airport codes?

USER: My source point is PHX and my destination is MSP.

ASSISTANT: Ok, do you also want me to book your return ticket?

USER: I will book my return ticket on Feb 25.

ASSISTANT: Ok, please wait for a while.

USER: Sure, please find me a connecting flight.

ASSISTANT: As per your requirements, there is a flight available with Frontier airlines and the ticket fare is 100 only. Is that ok for you?

USER: Yes, please proceed with booking.

ASSISTANT: Your ticket is booked successfully and your flight number is 1004.

USER: Thank you for helping me.

ASSISTANT: You are welcome and thank you for choosing us.