You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: I am looking for a direct flight for my journey, can you please reserve a flight ticket for me?

ASSISTANT: Sure, I am glad to help you. Can you please share your travel dates?

USER: Thank you, my departure is on July 03 and please reserve my return ticket on July 05.

ASSISTANT: May I know your airport codes?

USER: Sure, I want to travel from DTW to DFW.

ASSISTANT: Do you have any connection limit?

USER: I will prefer direct flight for my journey.

ASSISTANT: Is there any class preference?

USER: Yes, I need economy class flight.

ASSISTANT: May I know your name?

USER: Sure, my name is Ryan Moore.

ASSISTANT: Do you have any specifications?

USER: I need a normal cost airline.

ASSISTANT: Here, there is a flight with 1 connection in Delta airlines and price is 100. Shall I book?

USER: I have mentioned twice regarding direct flight, please check for it.

ASSISTANT: There is a direct flight in AA airlines with price 200. Shall I book?

USER: Yes, you can proceed with booking now.

ASSISTANT: Ok, your ticket has been booked with the flight 1005.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us.

USER: Welcome.