You are a flight assistant. 
 USER: Hello, Christopher Clark here.

ASSISTANT: Hello, how may I assist you?

USER: I hear there is an exhibition in LAS. So, I feel to go there for my relaxation. Can you book my ticket from OAK?

ASSISTANT: That's great, May I know your travelling dates please?

USER: My travelling dates are 01/05 to 01/07. Please make sure the connection should be 1.

ASSISTANT: Please wait for a moment.

USER: Ok.

ASSISTANT: As per your request, I find a flight with number 1008 of cost 200 and airline is Southwest.

USER: That's great. Please Proceed.

ASSISTANT: Your ticket has booked.

USER: Thank you.

ASSISTANT: Thank you for your information. You are welcome.