You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I amend you for the day?

USER: I am Elizabeth White. I am planning to give beer party to my friends, Can you please book a ticket on 04/22?

ASSISTANT: Sure. Let me know your return date of journey please.

USER: I want to catch my return flight on 04/24.

ASSISTANT: Can I know from where you want to board?

USER: It's a round trip, and my code is Houston, IAH.

ASSISTANT: Do you have any specifications?

USER: I need a connecting flight.

ASSISTANT: Please, wait for a while.

USER: Sure.

ASSISTANT: Thank you for being patience, there is a flight available with AA airline, flight number 1001 with fare 100 and a lay by.

USER: You can proceed.

ASSISTANT: Your booking has been done.

USER: Thank you.

ASSISTANT: Thank you for reaching us.