You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

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

ASSISTANT: Sure, may I know your travel dates?

USER: I prefer to travel on Dec 21 and Dec 23.

ASSISTANT: Do you have any preferences?

USER: I prefer to travel in a connecting flight.

ASSISTANT: Do you have any other specifications?

USER: No.

ASSISTANT: May I know your name?

USER: I am Barbara Perez.

ASSISTANT: Flight-1009 is available in JetBlue airlines with direct flight and the ticket fare is 100. Can I proceed?

USER: Ok, please confirm my booking.

ASSISTANT: Your booking is confirmed.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us.