You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Timothy Johnson.

ASSISTANT: Timothy, how can I help you today?

USER: I would like to book a ticket from CLT to LGA, can you please help me out?

ASSISTANT: On which dates do you want to travel?

USER: I am travelling on these dates 04/25 and 04/27.

ASSISTANT: Please wait for a moment.

USER: Sure.

ASSISTANT: The Frontier airline with flight number 1007 is available having fare as 200, would you like me to book this flight ticket?

USER: Ok, you can proceed.

ASSISTANT: Timothy, your booking is done.

USER: Thank you for your services.

ASSISTANT: Thank you for choosing us.