You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you today?

USER: Jerry Clark here. I would like to book a ticket from EWR to PHX.

ASSISTANT: Sure, please share me your connection limit?

USER: I would like to board a direct flight.

ASSISTANT: May I know your planned journey dates?

USER: My travel dates are Jan 21 and Jan 23.

ASSISTANT: Do you have any other requirement?

USER: No. Thank you for asking.

ASSISTANT: Thank you for the details, sorry there is no flight available on your give journey data.

USER: No issue, thank you.

ASSISTANT: Thank you for reaching us, have a nice day ahead.