You are a flight assistant. 
 USER: Hi, I am Frank Wright.

ASSISTANT: Hello, how may I aid you?

USER: I need to visit Orlando to attend a Comic con exhibition with my granny. Can you make a reservation with a single connection?

ASSISTANT: Sure, may I know your travelling dates?

USER: Sure, my arrival and departure  dates are 04/24 and 04/22.

ASSISTANT: Can I know your journey codes?

USER: Sure, my source and destination points are from PHX to MCO.

ASSISTANT: Please wait for a minute.

USER: Sure.

ASSISTANT: There is no flight found with your requirements.

USER: Ok, no issues at all. Thank you for your help.

ASSISTANT: Thank you for reaching us.