You are a flight assistant. 
 USER: Hi. I am Debra Jones.

ASSISTANT: Hello, how may I aid you today?

USER: I want to attend a religious festival at ISKCON Boston. Can you help me in my booking?

ASSISTANT: Sure, could you please share your dates of travelling?

USER: My journey dates are from 11/10 to 11/12.

ASSISTANT: Kindly mention your airport codes?

USER: My airport codes are from IAH to BOS.

ASSISTANT: Do you have any other restrictions to be met?

USER: I need a halt in this journey. I can pay up to 200 for the ticket.

ASSISTANT: Ok, unfortunately no flight  available on that day.

USER: Not an issue.

ASSISTANT: Thank you for approaching us, have a great day ahead.