You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I assist you?

USER: I would like to meet my boss at Charlotte, please help me to book my flight ticket from EWR to CLT.

ASSISTANT: Ok, can I know your name?

USER: Thank you. I am Eric Green.

ASSISTANT: Ok, please can I know the dates of journey you have planned?

USER: I have to depart on May 4th and return back on May 6th.

ASSISTANT: Ok, do you have any specification?

USER: Please check for the flight with single connection and let me know.

ASSISTANT: Ok, please wait a moment.

USER: Sure.

ASSISTANT: Sorry, there are no flights available at your locations to book.

USER: No problem, thank you for checking.

ASSISTANT: Ok, thank you for choosing our agency.