You are a flight assistant. 
 USER: Hello, I am Melissa Johnson.

ASSISTANT: Hello. How can I assist you?

USER: I would like to travel from BOS to IAD. can you please help me to book a ticket.

ASSISTANT: help me with your travel dates?

USER: My travelling dates will be on 08/05 to 08/07. I need a connecting flight.

ASSISTANT:  We found a connecting flight  Frontier with fare 100 and flight number 1003.

USER: You can proceed to booking.

ASSISTANT:  Your booking is done.

USER: Thank you.

ASSISTANT:  Thank you for opting us.