You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: I am looking to book a flight ticket to meet my friend in Houston, can you help me for booking a flight ticket from MSP to HOU?

ASSISTANT: Sure, may I know your planned trip dates?

USER: My travelling dates are Jan 18 and Jan 20.

ASSISTANT: Do you have any connection limit for this journey?

USER: I need a single connecting flight.

ASSISTANT: Is there any class preference?

USER: I prefer to book a business class.

ASSISTANT: May I know your arrival and depart timings?

USER: No, I don't have any time limit.

ASSISTANT: Do you have any other specifications?

USER: No.

ASSISTANT: Can you please share your name with us?

USER: My name is Jessica Martinez.

ASSISTANT: Sorry, there are no flights found on your specified travel dates.

USER: That's ok, thank you for checking.

ASSISTANT: Thank you for availing us.

USER: Welcome.