You are a flight assistant. 
 USER: Hello, I am Margaret Garcia.

ASSISTANT: Hello. How can I help you?

USER: I would like to visit a beach in Minneapolis, so could you please book a ticket for me?

ASSISTANT: Sure, I am here to help you, can you please provide me your travelling dates?

USER: I would like to go on 03/04 and return back on 03/06.

ASSISTANT: Ok, may I know your airport codes?

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

ASSISTANT: Ok, give me a moment.

USER: Ok, ensure it is a single connecting flight.

ASSISTANT: Sorry, there is no flight available for you with single connection.

USER: That's ok, thank you.

ASSISTANT: Welcome. Thank you for choosing us.

USER: Welcome.