You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I planned to meet my friend in OAK, can you please help me to book a flight ticket from MSP?

ASSISTANT: Sure, may I know your travelling dates?

USER: I prefer to travel on Mar 5 and Mar 7.

ASSISTANT: Can I know your connection limit?

USER: I prefer to travel in a connecting flight.

ASSISTANT: May I know your name?

USER: I am Jerry Thompson.

ASSISTANT: Do you have any other preferences?

USER: No.

ASSISTANT: Sorry, there are no flights available on your travelling dates.

USER: Ok, no problem. Thank you for your information.

ASSISTANT: Thank you for choosing us.