You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I am planning to enjoy my holiday trip with my friends at CLT, can you help me with booking a connecting flight?

ASSISTANT: Sure, I am here to help you. Can you please share your travelling dates?

USER: Thank you. My travel dates are May 24 and May 26.

ASSISTANT: May I know your source location?

USER: My takeoff airport code is OAK.

ASSISTANT: Is there any time concern?

USER: My depart time is evening and return time is morning.

ASSISTANT: Do you have any specifications?

USER: No.

ASSISTANT: May I know your name?

USER: I am Emily White.

ASSISTANT: Sorry, there are no flights found on your travel dates.

USER: Ok, no problem. Thank you for your information.

ASSISTANT: Thank you for reaching us.