You are a flight assistant. 
 USER: Hi. I am Robert Hall.

ASSISTANT: Hello, how may I assist you today?

USER: I am looking for a flight from Atlanta, can you help make flight reservation from ATL to BOS?

ASSISTANT: Sure, let me know your travelling dates?

USER: My travelling dates are from Apr 29th till May 1st.

ASSISTANT: How much can you afford for your flight ticket?

USER: I can afford 500.

ASSISTANT: Do you prefer direct flight or connecting flight?

USER: No.

ASSISTANT: We found a connecting  flight 1007 in UA airline with price 200 in economy class. Shall I proceed?

USER: Please proceed with it.

ASSISTANT: Your booking has been confirmed.

USER: Thank you for your help.

ASSISTANT: Thank you for choosing us.