You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: I want to go Chicago in this month, can you please book a flight ticket from CLT airport?

ASSISTANT: Sure, on which dates you like to travel?

USER: My departure date is 03/23 and please book my return ticket also on 03/25.

ASSISTANT: May I know your airport codes please?

USER: My destination airport is ORD.

ASSISTANT: There is a flight with single connection flight, can I proceed for booking in 1012 flight?

USER: But I want a direct flight to Chicago. Can you please check once again?

ASSISTANT: Sure, I will try to find for you. May I know your name for our database?

USER: Sure, my name is Jonathan Hernandez.

ASSISTANT: I am sorry no flightets found with zero connections.

USER: It's ok no problem, I will go with another airline. Thank you for your information.

ASSISTANT: Thanks for choosing us.