You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, How can I assist you?

USER: Anthony Martin here. Can you please check for the flights from Dec 12th to Dec 14th.

ASSISTANT: Sure, May I know your airport codes?

USER: My journey airport codes are from MSP to SFO.

ASSISTANT: Do you have any connection limit?

USER: I need a 1 connecting flight.

ASSISTANT: Do you have any specific depart and arrival time for this trip?

USER: My depart time is in morning.

ASSISTANT: Is there any other preferences?

USER: No, thanks for asking.

ASSISTANT: Thanks for your details, there are no flights found on your data.

USER: Oh! That's fine. Anyways, thank you for checking.

ASSISTANT: Thank you.