You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you for the day?

USER: Can you aid me to book a ticket from LAS to DFW?

ASSISTANT: When you are willing to travel?

USER: My trip dates are Jul 30 and Aug 1 respectively.

ASSISTANT: Do you have any connection limit?

USER: Make sure that connection limit is single.

ASSISTANT: May, I know your good name?

USER: Christopher Allen here.

ASSISTANT: We found 1013 Delta airlines with single connection with price 100. Shall I proceed with the booking?

USER: I prefer to travel in normal cost airlines.

ASSISTANT: Sure. Your, booking has been confirmed.

USER: Please proceed for booking. Thank you.

ASSISTANT: Thank you for reaching us.