You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I be at your service today?

USER: My name is David Thompson. I want to book a flight ticket from ORD to LGA. Please help me in booking a flight ticket.

ASSISTANT: Sure, we are perky to help you.

USER: Thank you.

ASSISTANT: Can you please forward your journey dates?

USER: My journey dates are from 11/03 to 11/05.

ASSISTANT: Do you prefer any halt in between journey?

USER: I need a halt in between my journey.

ASSISTANT: Is there any more specifications do you need your journey?

USER: No.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: We found a direct flight with United airlines, flight number 1011, and the fare of 100. Shall I proceed?

USER: Please proceed for booking.

ASSISTANT: Your ticket has been reserved in economy class.

USER: Thank you for booking.

ASSISTANT: Thank you for approaching us.