You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. May I know name?

USER: Elizabeth Thomas here.

ASSISTANT: How can I assist you?

USER: I want to go to a holiday trip to Las Vegas from ORD to LAS.

ASSISTANT: Please share your journey dates.

USER: The travel dates are from 05/27 to 05/29.

ASSISTANT: Please wait a while.

USER: Ok.

ASSISTANT: Thanks for your time. We found a Southwest airline,flight number:1026 and the price is 200.

USER: You can proceed with that.

ASSISTANT: Your flight ticket has been confirmed.

USER: Thank you for your service.

ASSISTANT: Thank you for opting us.