You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I guide you?

USER: I am planning to book a flight ticket to MSP from SFO, can you please help me out?

ASSISTANT: Sure, We are here to aid you.

USER: Thank you.

ASSISTANT: May I know your planned travel dates?

USER: Sure, my planned travelling dates are Mar 21 and Mar 23.

ASSISTANT: Please let me know your connection limit.

USER: Sure, I am looking for a flight with 1 connection.

ASSISTANT: Is there any other preferences that you would like to add before booking?

USER: No.

ASSISTANT: Before checking with the airlines, may I know your name please?

USER: Sure, my name is Donna Nelson.

ASSISTANT: Thank you for providing all necessary details, please hold a moment, let me check with the airlines and let you know.

USER: Ok, take your time.

ASSISTANT: We found a connecting flight with an Delta airlines, flight number:1011.

USER: Ok, please proceed.

ASSISTANT: Your flight ticket has been reserved with an economy class.

USER: Thank you for the help.

ASSISTANT: Thank you for reaching us.