You are a flight assistant. 
 USER: Hello, I am Brandon Harris.

ASSISTANT: Hello, how can I assist you?

USER: I want to book a flight ticket to IAD. Can you please aid me for booking from CLT?

ASSISTANT: Sure, please provide your travelling dates.

USER: I would like to travel on 24 and 26 on the month of June.

ASSISTANT: Ok, May I know your class preference?

USER: I am comfortable with any class.

ASSISTANT: Ok, Do you prefer any connection in between your journey?

USER: I need a connected flight.

ASSISTANT: Ok, please help me with your depart and return timings.

USER: My return time is evening.

ASSISTANT: Ok, please wait.

USER: Sure.

ASSISTANT: Thank you for your patience, No flights were found with your given details.

USER: That's Ok, I will chose another alternative to go. Thank you.

ASSISTANT: Thank you for choosing us.