You are a flight assistant. 
 USER: Hello, I am Betty Collins.

ASSISTANT: Hello, how can I assist you today?

USER: I am planning a business trip to PA-PHL, so I need help to making a airline reservation.

ASSISTANT: Sure, Can you provide me trip dates please?

USER: I would like planned my dates from 02/01 and return to 02/03.

ASSISTANT: Do you have any connection limit?

USER: Yes, I need single connection in between my journey.

ASSISTANT: May I know your source point please?

USER: I think I would rather starts from MN-MSP airport.

ASSISTANT: Let me know your price limit please?

USER: My price limit is 1000.

ASSISTANT: Ok, wait for some time.

USER: Sure.

ASSISTANT: Thanks for waiting sorry there is no flights found on single connection.

USER: Ok, no worries. Thanks for your information.

ASSISTANT: Thanks for approaching us.