You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Gregory Garcia here.

ASSISTANT: How may I assist you?

USER: I want to book a flight ticket to meet my old friend, can you find a flight from MCO - PHX?

ASSISTANT: Sure, may I know your travel dates please?

USER: My travelling dates will be from 04/13 to 04/15.

ASSISTANT: Please wait a moment.

USER: Sure, take your time.

ASSISTANT: Garcia, no flights has been found on your journey dates.

USER: Oh! That's fine. Thank you for checking.

ASSISTANT: Thank you for reaching us.

USER: You are most welcome.