You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I serve you at this moment?

USER: I am Paul Wilson, could you make a reservation to Philadelphia, PHL to attend my cousin's wedding?

ASSISTANT: Sure, we are mirthful to help you.

USER: Thank you.

ASSISTANT: Can you please share your travelling dates that you prefer to travel?

USER: Yes, I need a to travel on 09/21 and return on 09/23.

ASSISTANT: May I know your take off airport code?

USER: My boarding point is Las Vegeas, LAS.

ASSISTANT: Do you need any more specifications in your journey?

USER: I need a halt in between journey.

ASSISTANT: Please wait for a moment.

USER: Sure.

ASSISTANT: We found a connecting flight with 1001 flight number,  and the fare of 100. Shall I proceed?

USER: You can proceed.

ASSISTANT: Your ticket has been reserved with UA airline, in economy class.

USER: Thank you.

ASSISTANT: Thank you for choosing us.