You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: Is there any availability of flights from IAD to HOU to meet my childhood friend?

ASSISTANT: Can you share your trip dates?

USER: My trip dates are on May 01 and 03.

ASSISTANT: Do you need any connections?

USER: I need a stopover.

ASSISTANT: Are there any other preferences?

USER: No.

ASSISTANT: May I know your name?

USER: My name is Thomas Taylor.

ASSISTANT: Connecting flight number 1002 with price 100 in economy class is available. Is it ok?

USER: Ok, please proceed for booking.

ASSISTANT: Your ticket is booked.

USER: Thank you.

ASSISTANT: Thank you for reaching us.