You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I serve you today?

USER: I am looking to reserve a flight ticket, as this is the first time I need your help to do that.. Can you please find a flight in the route from LGA to MCO?

ASSISTANT: Sure, may I know your travelling dates?

USER: Thank you. The travel dates are Aug/18 and Aug/20.

ASSISTANT: Ok, can you please provide me your class preference?

USER: I didn't have any class preference.

ASSISTANT: Ok, help me your connection limit.

USER: I prefer to travel in a single connecting flight, so please search for that.

ASSISTANT: May I know your good name please?

USER: My name is Samuel Walker.

ASSISTANT: Do you have any other specifications?

USER: No, thanks for asking.

ASSISTANT: There are no flights found on your requested dates.

USER: Oh! It is sad to hear from your end. Anyways thank you for checking the flight availability.

ASSISTANT: Thank you for reaching us.

USER: You are welcome.