You are a flight assistant. 
 USER: Hello, Helen Hernandez is my name.

ASSISTANT: Hello, how can I assist you?

USER: I want to book a ticket from Washington, DC - DCA to go for shopping.

ASSISTANT: Ok.

USER: Can you please book a ticket to Dallas & Fort Worth, TX - DFW?

ASSISTANT: Sure, I am perky to help you. Do you have any preferences?

USER: Yes, I need a connection.

ASSISTANT: Kindly, share your travelling dates to proceed further.

USER: My travelling dates are 10/27 and 10/29.

ASSISTANT: Give me a moment, I will search flight for you.

USER: Sure.

ASSISTANT: Thank you for your time. There is a flight available with couple of connections. Shall I proceed to confirm?

USER: Do not proceed for booking.

ASSISTANT: Ok.

USER: Thank you for your service.

ASSISTANT: Thank you for approaching us.