You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: I am Timothy Mitchell. I want to book a flight ticket, can you help me?

ASSISTANT: Could you provide your source and destination details?

USER: I would like to travel from NV-LAS to NV-LAS.

ASSISTANT: OK, may I know your travelling dates?

USER: My preferable dates are 05/29 to 05/31.

ASSISTANT: May I know your price and connection limits?

USER: My connection limit is 1 and price limit is 1000.

ASSISTANT: OK, your details were matched can I proceed?

USER: OK, you can proceed.

ASSISTANT: OK, your booking is confirmed.

USER: Thank you for your help.

ASSISTANT: OK, thank you.