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

ASSISTANT: Hello, Ruth Walker. In what way, may I amend you now?

USER: Please help me in booking s flight ticket to San Francisco, SFO as I want to visit cable car museum.

ASSISTANT: Ok. Help me with your travelling dates to proceed further in booking.

USER: My journey dates are from 07/11 to 07/13.

ASSISTANT: Kindly mention your source code.

USER: My source point is Washington, IAD.

ASSISTANT: Let me know, if you have any specifications?

USER: I need a stopover in between my journey. Price range should be under 1000.

ASSISTANT: Please standby, I will check the flights availability and let you know the details.

USER: Ok, take your time.

ASSISTANT: We have a direct flight with price of 100.

USER: I need a connecting flight.

ASSISTANT: Ok.

USER: Thanks for the response.

ASSISTANT: We do not have a connecting flight.

USER: Ok.

ASSISTANT: Thank you for connecting us.

USER: Thank you.