You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you today?

USER: David Brown here. I am planning to meet my friends in PHL, can you help me in booking a ticket from MCO?

ASSISTANT: Sure, can you please share your preferable travel dates?

USER: My planning dates are from 01/26 to 01/28.

ASSISTANT: Ok, let me check for the availability of flight.

USER: Sure, suggest me a best airlines. I need a flight with 1 connection.

ASSISTANT: David, I am sorry to inform you that there is no flight available with 1 connection.

USER: That's fine, thank you for your immediate response.

ASSISTANT: You are welcome. Thank you for contacting us.

USER: You are welcome.