You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I guide you?

USER: I am planning to attend an Innovation festival at MSP. Can you book a ticket from SFO?

ASSISTANT: Sure, I will help you with that. Could you please let me know your good name?

USER: My name is Gregory Lewis.

ASSISTANT: Ok, on which airlines do you like to travel?

USER: I want to travel on Oct 15 and return back on Oct 17.

ASSISTANT: Can I know your preferred airlines please?

USER: I am comfortable with any airline.

ASSISTANT: Ok, please tell me your connection limit requirement.

USER: I need a single connecting flight.

ASSISTANT: Sorry to inform you that, there are no flights available in this route with the dates you have mentioned.

USER: Not a problem, thank you for your information.

ASSISTANT: Most welcome. Thank you for choosing our agency. We will serve you better next time.