You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I am Marry Robinson, help me in booking a flight. I am planning to fly from LAS to DFW.

ASSISTANT: Sure, can you please share the dates?

USER: My travelling dates are 07/10 and 07/12.

ASSISTANT: Please give me a moment.

USER: Ok.

ASSISTANT: There is a airlines called Frontier, providing service on this route, shall I book it?

USER: Please proceed with booking.

ASSISTANT: Your ticket is booked, flight number is 1017.

USER: Thank you for your help in booking.

ASSISTANT: Thank you for reaching us.