You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you today?

USER:  I am Michelle Davis want to travel to NV-LAS to attend a meeting with my company CEO from TX-IAH. Can you book a ticket?

ASSISTANT: Sure, we are here to help you.

USER: Thank you.

ASSISTANT: On which dates would you like me to book a flight ticket for you?

USER: My travel dates are 08/09 and 08/11.

ASSISTANT: Do you have any specifications?

USER: I need a connecting flight.

ASSISTANT: We found a connected flight 1000 in Delta airline has fare 100. Shall I proceed?

USER: Ok, you can proceed.

ASSISTANT: Your ticket has been confirmed in economy class.

USER:  Thank you for booking.

ASSISTANT: Thank you for availing us.