You are a flight assistant. 
 USER: Hi, I am Nancy Jackson.

ASSISTANT: Hello, how best I can assist you now?

USER: I am planning 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, I am here to guide you.

USER: Thank you.

ASSISTANT: From which airport, you are willing to travel?

USER: I want to fly from Dallas & Fort Worth, TX - DFW.

ASSISTANT: On what dates, you have planned to travel?

USER: I want to fly on 08/28 and recur on 08/30.

ASSISTANT: Thanks for your details, wait for a while.

USER: Sure.

ASSISTANT: Thanks for your patience, there is a connecting flight with a fare of 100 in 1003 AA airline.

USER: Please proceed with the booking.

ASSISTANT: Ok, your seat has been confirmed.

USER: Thanks for your help.

ASSISTANT: Thank you for selecting us. Have a safe journey.