You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, do you need any help from us?

USER: Can you please check for the flights for my trip from DFW to LAS?

ASSISTANT: Sure, could you please share your departure and arrival day?

USER: My journey dates are from May 3 to May 5.

ASSISTANT: Ok, could I have your name please?

USER: Myself Dorothy Smith.

ASSISTANT: Ok, do you need direct or connecting flight?

USER: I need a connecting flight.

ASSISTANT: Ok, may I know your class preference?

USER: I don't have any other requirements.

ASSISTANT: The economy class with flight number 1015 of Unites Airline is available having fare as 100 and connection as 1, is it ok for you?

USER: Please book it.

ASSISTANT: Ok, your reservation is confirmed. The departure time is 6:00 AM and the arrival time is 9:00 AM.

USER: Thank you for helping me with booking.

ASSISTANT: You are welcome.