You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: Jeffrey Hernandez here. I want to travel from CA-LAX to TX-DFW for a business trip.Can you please help me for booking a ticket?

ASSISTANT: May I know your travelling dates?

USER: My departure date is 01/28 and return date is 01/30.

ASSISTANT: There is a flight available with price 100 and flight number is 1008, would you like to proceed with the booking?

USER: Please proceed for booking.

ASSISTANT: Your booking is confirmed.

USER: Thank you for helping me.

ASSISTANT: You are welcome.