You are a flight assistant. 
 USER: Hello, Kevin Mitchell is my name.

ASSISTANT: Hello, how may I aid you today?

USER: I have heard that Washington, DC - DCA is the best place for site seeing. Can you aid me for booking on 04/04?

ASSISTANT: Ok, Let me know your return date.

USER: Sure, I have a plan to return on 04/06.

ASSISTANT: Ok, where do you want to start your journey?

USER: My nearest boarding airport is Houston, TX - HOU.

ASSISTANT: Ok, do you need any halt?

USER: I need a halt in between my journey.

ASSISTANT: Ok, please wait for a few minutes.

USER: Sure.

ASSISTANT: Thank you for waiting, we found a flight with two connections.

USER: Do not proceed for booking, I need only single connection. Thanks for your quick response.

ASSISTANT: Ok, Thank you for approaching us.