You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello. How can I assist you?

USER: I am planning to travel to DCA, can you please help me to book a ticket from BOS?

ASSISTANT: May I know your travelling dates?

USER: My travelling dates are on Dec 05 and Dec 07.

ASSISTANT: Please let me know your connection limit?

USER: I need a single connecting flight.

ASSISTANT: May I know your name?

USER: My name is Nancy Taylor.

ASSISTANT: Here is a connecting flight with ticket fare 100 and 1002 as flight number in economy class. Shall I proceed with booking?

USER: You can proceed.

ASSISTANT: Your ticket reserved.

USER: Thank you.

ASSISTANT: Thank you for reaching us.