You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, How can I assist you?

USER: I am planning to travel from Houston, IAH to Washington, IAD to visit my sister's new house. Can you do the reservation?

ASSISTANT: Sure. May I know your budget for this ticket?

USER: I can spend money for a ticket maximum 200.

ASSISTANT: Ok, May I know your travelling dates?

USER: Journey dates are 05/06 and 05/08.

ASSISTANT: Please wait for a while, I will check and revert to you.

USER: Ok.

ASSISTANT: Thanks for waiting, There is a flight 1001 in AA airline and price 100 with a connection. Shall I proceed?

USER: Go ahead.

ASSISTANT: Ok, Your ticket has been done.

USER: Thank you so much.

ASSISTANT: Thank you.