You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I guide you?

USER: Myself Lisa Roberts. I want to book a flight from SEA to LAS to visit the central museum, can you help me?

ASSISTANT: Sure Lisa, I am here to help you. Could you please tell me your travelling dates?

USER: My travel dates will be from 01/10 to 01/12.

ASSISTANT: Thank you Lisa, please wait a moment.

USER: I would like to travel in direct flight only.

ASSISTANT: Sorry Lisa, there is no direct flight available for your preferred date.

USER: ok, no issues, thank you for assisting me.

ASSISTANT: You are welcome Lisa.