You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Jonathan Miller.

ASSISTANT: How may I assist you today?

USER: I would like to attend for prayers in Old North Church at Los Angels on 11/21 and I intend to return on 11/23, can you help me in booking?

ASSISTANT: Sure, I am here to help you but I need your travel airport codes to search best flight.

USER: I want to start from Detroit, MI-DTW to reach Los Angels, CA-LAX.

ASSISTANT: Please wait for a minute.

USER: Ok, I prefer a connecting flight.

ASSISTANT: I found a flight which is exactly matched with your criteria of airline Southwest. Shall I proceed?

USER: Ok, you can book the ticket.

ASSISTANT: Your ticket has been booked with flight-1011.

USER: Thanks for booking my ticket.

ASSISTANT: It's my pleasure.