You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I help you?

USER: I am planning to visit the Rainy Street walk in Austin, AUS. Can you avail me to book a flight ticket?

ASSISTANT: Sure, can you share your starting point?

USER: I want to start from Washington, IAD.

ASSISTANT: What are your trip dates?

USER: My trip dates are Mar 08 and 10.

ASSISTANT: Do you need any connections?

USER: I need a direct flight.

ASSISTANT: Are there any other preferences?

USER: No.

ASSISTANT: May I know your name?

USER: Eric Clark here.

ASSISTANT: Sorry, there is no flight found under your details.

USER: Ok, thank you.

ASSISTANT: Thank you for reaching us.