You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Christopher Hall.

ASSISTANT: How may I aid you today?

USER: I am planning for a day trip with my friends to Las Vegas LAS, can you help me with booking a connecting flight?

ASSISTANT: Sure, we are here to make your journey comfort.

USER: Thank you.

ASSISTANT: Kindly share your fare preference.

USER: My budget limit is 500.

ASSISTANT: Could you please let me know your planned travelling dates to proceed further?

USER: I will fly on 02/04 and return on 02/06.

ASSISTANT: May I know your boarding point?

USER: My boarding point is Houston HOU.

ASSISTANT: Ok, please wait a moment I will search best flight for you.

USER: Sure, I will wait.

ASSISTANT: Thank you for waiting, we found a Spirit airline matching your essential details with single connection and the fare 100.

USER: You can proceed with booking.

ASSISTANT: Your ticket has been confirmed with the flight number-1015.

USER: Thank you for your kind information.

ASSISTANT: Thank you for contacting us.