You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I serve you today?

USER: I am Eric Robinson, I want to book a flight on 02/13 to attend a meeting at Detroit. Can you book a connecting flight for me?

ASSISTANT: Sure, can you please share your origin and destination points?

USER: My source point is CA-OAK and destination is MI-DTW.

ASSISTANT: May I know your budget for ticket?

USER: My budget is 1000.

ASSISTANT: Kindly mention your return date of travelling?

USER: I will return on 02/15.

ASSISTANT: Ok, please wait a moment.

USER: Sure.

ASSISTANT: Thank you for your time, sorry, no flights found on that day.

USER: Ok, thank you for the information.

ASSISTANT: Thank you for approaching us.