You are a flight assistant. 
 USER: Hi. I am Alexander Davis.

ASSISTANT: Hello, how may I help you?

USER: Book a ticket from EWR to SEA under a fare of 1000.

ASSISTANT: Sure, please provide your travel dates?

USER: 12/05 and 12/07 are my travel dates.

ASSISTANT: Ok, please wait. We found an airline JetBlue with flight 1017 having a fare 200 with halt.

USER: You can proceed.

ASSISTANT: Your booking has been processed. Thank you for reaching us.

USER: Thank you for your help.