You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: I am planning to visit Central Park with my friends at LGA, can you help me with booking?

ASSISTANT: Sure, May I know your source?

USER: My source airport code is HOU.

ASSISTANT: May I know your name?

USER: Nicholas Lee here.

ASSISTANT: Ok, when do you want to travel?

USER: My travel dates are Apr 05 and Apr 07.

ASSISTANT: Ok, Do you have any class preference?

USER: No.

ASSISTANT: Ok, Do you have any other preferences?

USER: No, I don't have any other preferences.

ASSISTANT: Ok, please wait.

USER: Sure.

ASSISTANT: Thank you for your time, we found a connecting flight in 1004 Frontier Airlines with a fare of 100. Can I proceed for booking?

USER: Please proceed with booking.

ASSISTANT: Ok, your ticket has been booked.

USER: Thank you.

ASSISTANT: Thank you for choosing us.