You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: I planned to meet my friend in DCA, can you please help me to book a flight ticket from HOU?

ASSISTANT: Sure, may I know your planned travel dates?

USER: I prefer to travel on Feb 15 and Feb 17.

ASSISTANT: May I know your connection limit?

USER: I prefer to travel in a connecting flight.

ASSISTANT: Is there any class preference for you?

USER: No.

ASSISTANT: Do you have any other specifications?

USER: I would like to travel in normal cost airline.

ASSISTANT: May I know your good name?

USER: I am Jessica Thompson.

ASSISTANT: We found an airline: United Airlines, flight number: 1023 and price is 500 with one connection.

USER: Ok, please confirm my booking.

ASSISTANT: Your flight ticket has been reserved.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us.