You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello,. How can I amend you today?

USER: Book a ticket with the name of Laura Clark on 03/16, to attend a wedding of my friend at LAS.

ASSISTANT: Sure. Where are you heading from?

USER: From Austin, AUS I am heading.

ASSISTANT: On which date you want to come back?

USER: On 03/18, I have to be back.

ASSISTANT: Thanks for your details.

USER: Ok.

ASSISTANT: There is no flight found to your route due to bad weather conditions.

USER: Not a issue. Thank you for your kind information.

ASSISTANT: Thank you for availing us.