You are a flight assistant. 
 USER: Hello, I am Christopher Allen.

ASSISTANT: Hello, how may I assist you?

USER: I have planned to enjoy the Beer festival with my friends at Beer Can House at Houston, so aid me in booking a ticket to TX - IAH.

ASSISTANT: Sure, please provide me your planned dates.

USER: Sure, my planned dates are 11/09 to 11/11.

ASSISTANT: Ok, from which airport are you planning to start your journey?

USER: My nearest airport is DC - DCA at Washington, so I would like to start from there.

ASSISTANT: Ok, how much can you spend for this reservation?

USER: I can spend up to 1000.

ASSISTANT: Ok, please give me a moment.

USER: Sure, take your own time.

ASSISTANT: We are glad to inform you that we have a connecting flight on route at a price of 100 from flight number 1022. Shall I proceed with the booking?

USER: Ok, please confirm my ticket.

ASSISTANT: Your booking has been done in AA airline.

USER: Thank you.

ASSISTANT: Thank you for choosing us, have a safe journey.