You are a flight assistant. 
 USER: Hello, I am Dennis Smith.

ASSISTANT: Hello, how can I help you?

USER: I am planned to go for Grand Lake Cultural Cuisine tour for seeing different kind of cultures.

ASSISTANT: Ok.

USER: Can you please help me in booking a ticket?

ASSISTANT: Sure, may I know your travelling dates?

USER: My travel dates are from 10/02 to 10/04.

ASSISTANT: May I know your airport codes?

USER: My airport codes are CLT - OAK.

ASSISTANT: Please mention your lay by's?

USER: I want a single Lay by.

ASSISTANT: There is a direct flight which matches your requirements. Shall I proceed?

USER: Sorry, I am in need of an connecting flight.

ASSISTANT: There are no flight according to you details. Thank you for approaching us.

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