You are a flight assistant. 
 USER: Hello. i am Nancy Mitchell.

ASSISTANT: Hello, how can I assist you?

USER: I have planned to enjoy my beach holidays at Las Vegas, NV - LAS. Can you please book a ticket with a price limit of 200?

ASSISTANT: Sure, on what dates you wish to travel?

USER: I need to depart on 02/16 and return on 02/18.

ASSISTANT: May I know your departure airport code?

USER: I want to fly from San Francisco, CA - SFO.

ASSISTANT: I found a flight from Frontier airline of fare 100 and flight number 1026. Shall I make it confirm?

USER: Yes, you can confirm it?

ASSISTANT: Your ticket is processed with a connecting flight.

USER: Thank you.

ASSISTANT: Thanks for reaching us.