You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: I am Patricia Lewis. I am planning to watch live cricket match at Denver, CO - DEN. Can you please book a ticket with a price limit of 1000?

ASSISTANT: Sure, may I know your travelling dates please?

USER: My planned journey dates are 06/04 and 06/06.

ASSISTANT: Can you please share me your destination airport?

USER: I want to start at MI - DTW.

ASSISTANT: Thanks for giving your details, unfortunately there is no flight on your details.

USER: No problem. Thanks for your response.

ASSISTANT: Thanks for choosing us.