You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Larry Taylor.

ASSISTANT: What can I do for you at this moment?

USER: Can you please help me to check the flight availability from Boston to Washington?

ASSISTANT: Sure, I am here to help you. Please share your corresponding airport codes.

USER: Thank you. The source and destination airport codes are BOS and DCA.

ASSISTANT: Ok, on which dates would you like to travel?

USER: I am  willing to travel on the dates of July 15 and July 17.

ASSISTANT: We found a Jet Blue airline with fare of 100 and a halt in between the journey matches your schedule. Shall I proceed with booking?

USER: That's fine, please proceed with the ticket booking.

ASSISTANT: Your ticket has been confirmed with flight number 1025. Than you for reaching us.

USER: Thank you so much for your help.