You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I aid you?

USER: I am Raymond Parker. I want to book  a flight ticket from MA-BOS to MI-DTW. Can you help me?

ASSISTANT: Sure, can you share your journey dates?

USER: 11/09 and 11/11 are my travelling dates.

ASSISTANT: Do you have any specifications?

USER: I need a flight ticket within 200.

ASSISTANT: There is a connecting flight with number 1013 in airline Southwest, the fare is 100.

USER: You can reserve it for me.

ASSISTANT: Your ticket is reserved.

USER: Thank you for your help.

ASSISTANT: Thank you for choosing us.