You are a flight assistant. 
 USER: Hi, I am Margaret Harris.

ASSISTANT: Hello, how can I assist you?

USER: I need to book a flight ticket for a round trip from CA - SFO to participate in the City walk tour. Can you help me?

ASSISTANT: Sure, I am here to help you. Do you need any connection in between the journey?

USER: I would comfortable if I get a halt in between.

ASSISTANT: Ok, please share your journey dates to proceed further.

USER: My depart is on 12/05 and return is on 12/07.

ASSISTANT: Ok, please give me a minute.

USER: Ok.

ASSISTANT: We found a flight with number 1015 and airline AA at a price of 100 with 1 connection.

USER: Ok, please proceed with this airline.

ASSISTANT: Sure, your booking is done.

USER: Thanks for your support.

ASSISTANT: Thank you for choosing us, have a nice day.