You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you at this moment?

USER: I want to attend for my friend's marriage in CLT. Can you please make a reservation from SEA?

ASSISTANT: Sure, I am here to help you. Can you please provide your journey dates?

USER: Sure, I want to travel on June 5 and intend to return on June 7.

ASSISTANT: Do you have any connection limit preference?

USER: Yes, I need a flight with single connection.

ASSISTANT: May I know your class preference for this journey?

USER: I prefer an business class to travel.

ASSISTANT: Do you have any other specifications?

USER: No.

ASSISTANT: May I know your good name please?

USER: Sure, my name is Timothy Gonzalez.

ASSISTANT: Timothy Gonzalez, there are no flight services are available on this route on your provided dates.

USER: Ok, no problem. Thank you for the information.

ASSISTANT: Thank you for contacting us.