You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you today?

USER: I am planning to visit Houston, can you please book me a ticket from ORD to HOU?

ASSISTANT: Sure, we are here to help you. Can you share me your travelling dates?

USER: Thank you. My preferable journey dates are May 30 and June 01.

ASSISTANT: May I know your name?

USER: My name is Samantha Edwards.

ASSISTANT: Do you have any other specifications?

USER: I prefer connecting flight for this trip.

ASSISTANT: Ok, wait for some time.

USER: Sure.

ASSISTANT: Thanks for waiting there are no flights found on your details.

USER: Ok, not an issue. Thank you for providing information.

ASSISTANT: Thanks for approaching us.