You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I be there for you?

USER: I want to attend FIFA world cup. Can you book a ticket from LGA to SFO?

ASSISTANT: I can definitely help you with that. On what dates are you planning to go there and return?

USER: My planned travel dates are 09/19 and 09/21.

ASSISTANT: How many connections are required for this particular booking?

USER: I want a flight with single connection.

ASSISTANT: Which class would you prefer to travel?

USER: No more specifications, thank you.

ASSISTANT: Ok, please forward your name.

USER: Sure Margaret Lopez here.

ASSISTANT: Let me check what flights are available for you.

USER: Sure.

ASSISTANT: Thanks for waiting Margaret Lopez, we regret to inform that there are no flights going on your way at this moment.

USER: No issues, thank you for the information.

ASSISTANT: Thank you for opting us.