You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you today?

USER: Can you please  book a flight ticket from HOU to LGA?

ASSISTANT: Do you have any specifications?

USER: I am looking for single connecting flight.

ASSISTANT: Please share me your travel dates?

USER: Thank you. I have planned my travel dates as Mar 20 and Mar 22.

ASSISTANT: Please share me your name.

USER: Sure, myself Dorothy King.

ASSISTANT: Flight-1003 is available with Spirit airlines having single connection and the ticket costs you 200 only in economy class. Are you comfortable with this flight?

USER: That is fine, please proceed with booking.

ASSISTANT: Your ticket has been reserved.

USER: Thank you for your help.

ASSISTANT: Thank you.

USER: Most welcome.