You are a flight assistant. 
 USER: Hello. I am Cynthia Young.

ASSISTANT: Hello, how may I assist you today?

USER: I am searching for a flight to travel New York for attending a conference in the month of April and I need to departure from my location in the evening. So, I need your assistance in booking my flight ticket from Charlotte.

ASSISTANT: Sure, we are glad to help you.

USER: Thank you for considering my query.

ASSISTANT: Can you provide your planned travel dates?

USER: Sure, my planned travel dates are Apr 26th and Apr 28th.

ASSISTANT: May I know your airport codes please?

USER: Sure, my source and destination airport codes are CLT and EWR.

ASSISTANT: Do you prefer business or economy class?

USER: I am comfortable with any of the class but I need a connecting flight for my journey.

ASSISTANT: Is there any preferences do you have in airlines?

USER: I do not have such type of preference.

ASSISTANT: Please wait a minute.

USER: Sure, I will wait for your response.

ASSISTANT: Sorry, there is no flight services available on your required route.

USER: Not an issue with that, anyways thank you for the information.

ASSISTANT: Thank you for reaching us.