You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you today?

USER: Myself Jennifer Mitchell. I would like to meet my friend at Boston, will you help me in booking the flight ticket from CLT to BOS?

ASSISTANT: Sure, can you please share your travel dates?

USER: I would like to start my journey on 07/13 and return on 07/15.

ASSISTANT: Let me check for the availability of flight.

USER: Ok, I will wait for your response.

ASSISTANT: Jennifer, I am sorry to inform you that there is no flight available at your requested dates.

USER: Ok, not an issue. Thank you for your information.

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