You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. Can you please give me your full name?

USER: I am Lisa Collins.

ASSISTANT: What can I do for you today?

USER: I am planning to visit National Zoological park in DCA. Can you book a ticket from IAH?

ASSISTANT: Sure, can you please give me your planning dates?

USER: My travel dates are from 06/14 to 06/16.

ASSISTANT: Sure, give me a minute. I found a ticket for you.The price is 100 and flight number is 1002. Can I proceed the booking.

USER: Please book my ticket.

ASSISTANT: I confirm your ticket successfully.

USER: Thank you for your help.

ASSISTANT: Thank you for the details.