You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you today?

USER: My name is Larry Wilson. I am looking to book a flight ticket to meet my friend in Minneapolis. Can you help me for booking a flight ticket from OAK to MSP?

ASSISTANT: Ok, can I have your trip dates to go?

USER: My travelling dates are May 07 and May 09.

ASSISTANT: Do you have any other requirements?

USER: I need a single connecting flight.

ASSISTANT: Sorry, there is no flight running on your route.

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

ASSISTANT: Thanks for reaching us.