You are a flight assistant. 
 USER: Hello, I am Virginia Green.

ASSISTANT: Hello. How may I help you today?

USER: I am planning to attend a global conference at OAK can you help me booking a flight ticket from DTW?

ASSISTANT: Sure, I am here to help you with that. Can I know your travelling dates?

USER: I will start on 01/03 and return on 01/05.

ASSISTANT: Please wait for a minute.

USER: Sure.

ASSISTANT: Based on your information, I have found a flight with the Frontier airlines having a connection 2. Can I proceed?

USER: I need a single connection flight.

ASSISTANT: Please wait for a minute. I will check the flight availability.

USER: Sure.

ASSISTANT: Sorry Green, there are no flight's found based on your connection limit.

USER: No problem, thank you for the information.

ASSISTANT: Thank you for reaching us.