You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you today?

USER: Can you please help me in booking from MCO to DFW?

ASSISTANT: Sure, could you please mention with your dates of journey?

USER: My travelling dates are from Oct 12 to Oct 14.

ASSISTANT: Please mention your name?

USER: My name is Patrick Parker.

ASSISTANT: Do you need any other help from my side please?

USER: I want to return in the evening time.

ASSISTANT: Ok, wait for a moment please.

USER: Sure.

ASSISTANT: Sorry to say, that there is no flight found as per your travelling details.

USER: Ok, No issues, thank you.

ASSISTANT: Thank you for reaching us.