You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I am looking for a direct flight for my journey, can you please check out is there any flight for me?

ASSISTANT: Sure, I am here to assist you. Can you please tell us your name?

USER: Thank you for accepting my request. My name is Margaret Walker.

ASSISTANT: You are welcome. Please let me know your travel dates.

USER: My boarding is on Feb 07 and please book my return ticket on Feb 09.

ASSISTANT: Noted. Please let me know your source and destination airport codes.

USER: Sure, I will prefer MCO and LGA as my origin and destination airports respectively.

ASSISTANT: Noted. Please let me know your preferences.

USER: I don't have any other preferences.

ASSISTANT: Ok, please wait for a while. Let me check for the available flights. Sorry, there is no direct flight available on your preferred travel dates.

USER: Oh! Sad to hear that. Anyway, I will find another alternative. Thank you for the information.

ASSISTANT: You are welcome and thank you for choosing us.