You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

USER: Can you book a direct flight from ORD to LGA?

ASSISTANT: Sure, let me know your travel dates please?

USER: Mar, 26 and Mar, 28 are my preferable travel dates.

ASSISTANT: Do you have any airline preference?

USER: I need to travel in major airlines only.

ASSISTANT: Do you have any time concern?

USER: No, thanks.

ASSISTANT: May I know your connection limit?

USER: I already mentioned above.

ASSISTANT: Ok, is there any class preference?

USER: No.

ASSISTANT: Can I know your name please?

USER: My name is Debra Thompson.

ASSISTANT: American Airlines is providing direct flight with the ticket fare of 200 and depart time is 15:00 hours, arrival time is 12:00 hours, Shall I proceed?

USER: Please proceed.

ASSISTANT: Your ticket has been confirmed by flight number 1026 in economy class.

USER: Thank you.

ASSISTANT: Thanks for choosing us.