You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, How can I serve you?

USER: I am Patrick Williams. Can you please help me in booking my flight ticket from CLT to OAK?

ASSISTANT: Sure, we are glad to help you. Can you please help me with your planned trip dates?

USER: My trip dates are Dec 03 and Dec 05.

ASSISTANT: Ok, do you have any other specifications?

USER: I need connecting flight in between my journey.

ASSISTANT: Thanks for providing details, there is a direct flight found in Southwest airline with a fare of 200 and the flight number is 1017. Shall I reserve?

USER: Ok, please proceed with booking.

ASSISTANT: Ok, your ticket has been reserved in economy class.

USER: Thank you for your help.

ASSISTANT: Thank you for choosing us.