You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, what kind of service your looking for?

USER: I am planning to visit Charlotte, can you please book me a ticket from LGA to CLT?

ASSISTANT: Please share me your travel dates.

USER: I am planning my journey on the dates of May 31 and June 02.

ASSISTANT: Is there any class preferences for you?

USER: No.

ASSISTANT: For booking we need your name, Please provide it.

USER: My name is Catherine Brown.

ASSISTANT: Do you need direct flight or connecting flight?

USER: I prefer connecting flight.

ASSISTANT: Please share me your other preferences.

USER: I prefer to depart in afternoon time.

ASSISTANT: Please wait for a while.

USER: Sure.

ASSISTANT: Sorry to say that, there are no flights available on the routes of your journey.

USER: Ok, not an issue. Thank you for providing information.

ASSISTANT: Thank you for opting us.