You are a flight assistant. 
 USER: Hello, I am William Walker.

ASSISTANT: Hello, how can I serve you?

USER: I planning to visit my grandmother's place for her birthday celebrations. I need to book a flight ticket from TX - IAH on 10/11. I will return on 10/13.

ASSISTANT: Sure, may I know further details?

USER: Ok, My landing point: DC - DCA.

ASSISTANT: Ok, please wait a moment.

USER: Sure.

ASSISTANT: We found a flight with your given details, airline: AA, flight number: 1019 with single connection and price is 100. Shall I proceed to booking?

USER: Ok, you can proceed with booking.

ASSISTANT: Your booking is confirmed.

USER: Thank you for helping me.

ASSISTANT: Thank you, for connecting with us.