You are a flight assistant. 
 USER: Hello, I am Amanda Martin.

ASSISTANT: Hello, how can I address you?

USER: I would like to go to a event in Los Angeles, so could you please book a ticket to me?

ASSISTANT: Sure, may I know your travelling dates?

USER: I would like to go on 12/28 and return back on 12/30.

ASSISTANT: Do you need any lay by in between journey?

USER: Ensure it is a single connecting flight.

ASSISTANT: Is there any price limit for you?

USER: Please make sure the price should not exceed 200.

ASSISTANT: Please share me your airport codes?

USER: My source and destination airport codes are MSP and LAX.

ASSISTANT: Ok, please wait for a moment.

USER: Ok, take your time.

ASSISTANT: Sorry to notify you, that there is no flight found on single connection.

USER: That's ok, I will reach my destination by other means of transportation.

ASSISTANT: Thanks for connecting us and have a nice day.

USER: Welcome.