You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: I am Timothy Clark. I need to book a ticket from LAS to LGA, can you help me in that?

ASSISTANT: Sure, I will help you.

USER: Thank you.

ASSISTANT: Can you please share your class preference?

USER: I am comfortable with any class.

ASSISTANT: Let me know your travelling dates.

USER: My travelling dates are 12/23 to 12/25.

ASSISTANT: Do you need connecting flight or direct flight?

USER: I need one halt.

ASSISTANT: Let me know do you have any other requirements?

USER: No.

ASSISTANT: We found a connecting flight with Spirit airline and flight number is 1001. Shall I proceed to booking?

USER: Sure, proceed.

ASSISTANT: Your ticket has been confirmed with economy class.

USER: Thank you.

ASSISTANT: Thank you for choosing us.