You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I aid you?

USER: Sandra Parker here. Could you help me to book a ticket from LAS to MCO where I am going to meet my old friends.

ASSISTANT: Sure, can you please let me know your travelling dates?

USER: My planned travel dates are June 10 and June 12.

ASSISTANT: Do you require any stopovers in your journey?

USER: I would prefer to travel by a single connection flight.

ASSISTANT: Do you require any specifications in your journey?

USER: No. Thank you for asking.

ASSISTANT: Sorry, no flight is available for you as per your requests.

USER: No issue, thank you for the assistance.

ASSISTANT: Thank you.