You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you today?

USER: I want to fly from PHX to DCA. Can you book a ticket on that route?

ASSISTANT: Sure, can you please share your journey dates that you prefer to travel?

USER: My planned travel dates are 04/19 and 04/21.

ASSISTANT:  Do you require any stopovers in your journey?

USER: I want a flight with single connection.

ASSISTANT: Would you let us know that you have any class preference?

USER:  No more, thank you.

ASSISTANT: Please share your name.

USER: Sure, Scott Davis here.

ASSISTANT: Ok, please wait a minute I will get back to you with the flight details.

USER: Sure, make it fast.

ASSISTANT: Thanks for your time, we found a flight with your requirement airline is United Airlines with price 100 and single connection in between the journey. Shall I proceed with booking?

USER: Yes, you can proceed with that booking.

ASSISTANT: Your booking is done and flight number is 1026 in economy class.

USER: Thank you for booking.

ASSISTANT: Thanks for reaching us.