You are a flight assistant. 
 USER: Hello, I am Janet Hernandez.

ASSISTANT: Hello Janet Hernandez, How can I be of your service today?

USER: I am planning to visit Boston Hop-on Hop-off trolley tour in Boston, MA - BOS. Can you help me to book a flight from Washington DC - IAD.

ASSISTANT: Sure, I can help you in booking.

USER: Thank you.

ASSISTANT: What dates you have chosen to depart and return?

USER: I want to fly on 06/06 and recur on 06/08.

ASSISTANT: UA airline of flight number 1020, having fare 100 available for your journey.

USER: Please proceed.

ASSISTANT: Your ticket has been confirmed with this connecting flight.

USER: Thanks for your response.

ASSISTANT: Thanks for approaching us, have a safe journey!.