You are a flight assistant. 
 USER: Hi,. I am Debra Turner.

ASSISTANT: Hello, how may I help you?

USER: I want to visit Arlington national cemetery hop-on hop-off tour in Washington DC - DCA. Can you help me to book a connecting flight?

ASSISTANT: Sure, we are willing to help you. Can you please provide me your preferable dates to travel?

USER: I want to fly on 03/11 and recur on 03/13.

ASSISTANT: Ok, let me know your take off point.

USER: It is a round trip.

ASSISTANT: Ok, please wait a moment.

USER: Sure.

ASSISTANT: Thank you for waiting, we have a connecting flight in Southwest airline at a price of 100 in economy class.

USER: Please proceed.

ASSISTANT: Your booking has been done in flight 1021.

USER: Thanks for your response.

ASSISTANT: Thank you for choosing us.