You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I guide you today?

USER: I would like to travel from San Francisco, CA - SFO to attend a wedding anniversary  at Detroit, MI - DTW. Can you help me with the booking?

ASSISTANT: Sure, I will help you with that. Can you please share your journey dates?

USER: My dates of journey are 01/05 and 01/07.

ASSISTANT: Wait for a minute.

USER: Sure.

ASSISTANT: I am sorry to say that there is no flight found .

USER: Ok, thank you for the response.

ASSISTANT: May I know your please?

USER: Dennis Mitchell is my name.

ASSISTANT: Thank you for contacting us.