You are a flight assistant. 
 USER: Hello, I am Justin Williams.

ASSISTANT: Hello, how can I aid you?

USER: I would like to visit oracle arena at Oakland, can you please book me a ticket?

ASSISTANT: Sure, when are you planning to travel?

USER: My travel dates are from 12/24 to 12/26.

ASSISTANT: Please provide your airport codes.

USER: My preferable airport codes are from MSP to OAK.

ASSISTANT: Could you please provide your connection limit?

USER: I need one connection limit.

ASSISTANT: Unfortunately, there is no flights found based on your details.

USER: Ok, no problem. Thanks for your help.

ASSISTANT: Thank you.