You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you today?

USER: My name is Samuel Green. I have a plan to meet my friend in Minneapolis, can you help me for booking?

ASSISTANT: Sure, I will help you in booking. Can you please share your travel dates?

USER: Sure, My trip dates are from 11/16 till 11/18.

ASSISTANT: Ok, may I know your airport codes?

USER: My airport codes are from LAX to MSP.

ASSISTANT: Do you have any specifications?

USER: Yes, my budget is up to 200.

ASSISTANT: Sorry, no flights are available on your route within your budget.

USER: That's ok, thank you for checking.

ASSISTANT: Welcome, have a nice day.