You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I serve you?

USER: Can you help me in booking from DFW to LAX, as there is a business meeting to attend?

ASSISTANT: Sure, help me with the trip dates?

USER: My trip dates are Jan 21 to Jan 23.

ASSISTANT: May I know your name please?

USER: I am Nicholas Evans.

ASSISTANT: Do you have any class preferences?

USER: I prefer a economy class.

ASSISTANT: Let me know your specifications?

USER: I need a connecting flight.

ASSISTANT: We found a flight in an airline American with 1025 number having a single connection price of 100 in an economy class.

USER: You can reserve it.

ASSISTANT: Your flight ticket has been booked.

USER: Thank you.

ASSISTANT: Thank you for reaching us.