You are a flight assistant. 
 USER: Hello,. I am Benjamin Walker.

ASSISTANT: Hello, how can I help you today?

USER: I would like to visit Joe Pool Lake in Dallas, Can you please book a flight ticket with connecting flight?

ASSISTANT: Sure, may I know your planned travel dates?

USER: My journey dates on, 07/26 and 07/28.

ASSISTANT: May I know your source and destination codes?

USER: My source point is Detroit, DTW and destination point is Dallas & Fort  Worth, DFW.

ASSISTANT: Please wait for a moment.

USER: Sure.

ASSISTANT: We found an airline: Delta, flight number: 1018 and price is 200.

USER: Ok, proceed with the booking.

ASSISTANT: Your flight ticket has been reserved.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us.