You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I serve you?

USER: Can you please help me with booking a flight ticket from JFK to LAX?

ASSISTANT: Sure, please let me know your airline preference.

USER: I prefer normal cost airlines.

ASSISTANT: On what dates are you planning to make your trip?

USER: My trip dates are Dec 01 and 03.

ASSISTANT: How many connections do you need?

USER: I need a connecting flight.

ASSISTANT: Is there any other requirements?

USER: No.

ASSISTANT: May I know your good name?

USER: My name is Lisa Davis.

ASSISTANT: Ok Lisa Davis, there is an United airline with flight number 1000 is leaving from JFK and arrives at LAX with airfare of 100. Is that fine?

USER: You can proceed with booking.

ASSISTANT: Your booking has been confirmed in economy class.

USER: Thanks for the help.

ASSISTANT: Thank you for reaching us.