You are a flight assistant. 
 USER: Hi, I am Ashley Allen.

ASSISTANT: Hello, how can I aid you?

USER: I have to book a ticket from PHL on 04/27, as I would like to attend a seminar on the Secretaries' Day which was going to be held at LAS.

ASSISTANT: Please let me know your return date.

USER: Ok, my return date is on 04/29 with 1 connection.

ASSISTANT: Thanks for sharing your details, we found UA airline flight with number 1002 that matches your specifications. Shall I proceed?

USER: Yes.

ASSISTANT: Your ticket has been booked.

USER: Thank you for your assistance.

ASSISTANT: Thanks for contacting us.