You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you?

USER: Can you please help me in booking my flight ticket from SEA to CLT?

ASSISTANT: Can you please help me with your travelling dates?

USER: My travelling dates are July 20 and July 22.

ASSISTANT: May I know your connection limit?

USER: I need single connection flight.

ASSISTANT: Please mention your good name?

USER: Myself Mary Nelson.

ASSISTANT: Do you have any other requirements?

USER: No.

ASSISTANT: There are no flights found with your given dates to travel.

USER: Ok, thanks for your information.

ASSISTANT: Thank you for choosing us.