You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you today?

USER: George Allen here and I am looking for a flight between SFO and MSP, can you please check is there any flight available for me between those locations?

ASSISTANT: Sure, we are mirthful to assist you. Could you please help me by providing your journey dates?

USER: Thank you for accepting my request, my departure is on Mar 24 and please book my return ticket also on Mar 26.

ASSISTANT: Please let me know if you need a connecting flight.

USER: Yes, I need a connecting flight.

ASSISTANT: May I know your depart and arrival timings?

USER: I would like to return at afternoon time.

ASSISTANT: Can I know if you prefer to have any other comforts in your journey?

USER: I don't have any other preferences.

ASSISTANT: Ok, please wait a moment.

USER: Sure, take your time.

ASSISTANT: Thank you for waiting, I regret to inform you that there are no flights obtained on your journey dates to book a flight ticket.

USER: Oh! Sad to hear that. Anyway, thank you for the information.

ASSISTANT: Thank you for availing us.

USER: Welcome.