You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Raymond Phillips here.

ASSISTANT: How can I assist you?

USER: Can you check once is there any flight available from 1020 to 10/22?

ASSISTANT: Sure, can I know your airport codes?

USER: My nearest airport code is DEN and destination airport code is EWR.

ASSISTANT: Give me a minute, let me check the details.

USER: oK.

ASSISTANT: The flight 1024 of AA airlines is available on your requested dates.

USER: Thank you for providing flight details. Please proceed with ticket booking.

ASSISTANT: Yes, your ticket is booked successfully.

USER: Thank you.

ASSISTANT: You are welcome.