You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you today?

USER: My name is Brian Wright, I want to book a flight from NC-CLT to CA-LAX to visit Trade Fair at Los Angeles. Can you book a flight with in fare of 1000?

ASSISTANT: Sure, to book a ticket may I know when would you like to depart and arrive?

USER: I will depart on 01/20 and return on 01/22.

ASSISTANT: Please provide your specifications.

USER: I need a flight with single connection.

ASSISTANT: There is a flight found with an airline AA of flight 1005 and price is 200 with single connection. Shall I confirm your booking?

USER: Please proceed with booking.

ASSISTANT: Your ticket has been reserved.

USER: Thank you for helping me.

ASSISTANT: Thank you for reaching us.