You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: I want to book a ticket to visit my Grandparents house at Philadelphia, Can you help me for this?

ASSISTANT: Sure, May I know your travelling dates please?

USER: My travel dates are 11/27 and 11/29.

ASSISTANT: Ok, can you provide me your source point and destination point please? Let me know your name and connection limit please?

USER: My source is Houston, TX - IAH. My destination is PA - PHL. I am Ashley Roberts and looking for single connection.

ASSISTANT: Ok, wait.

USER: Sure.

ASSISTANT: Thanks for waiting we found Delta airline with single connection and number 1013. Shall I proceed for booking?

USER: Sure, you can proceed.

ASSISTANT: Your ticket has been booked.

USER: Thank you for your service.

ASSISTANT: Thanks for choosing us.