You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you today?

USER: I am Cynthia Taylor. Can you please help me in booking a flight ticket from LAS to PHL?

ASSISTANT: Sure, we are happy to help you. May I know your travelling dates please?

USER: I want to fly on 02/27 and return on 02/29.

ASSISTANT: Can you please let me know your connection limit?

USER: I need a single connection.

ASSISTANT: Do you have any class preference for this trip?

USER: I am comfortable with any class.

ASSISTANT: Please mention your specific depart and return time.

USER: I want to depart in morning time.

ASSISTANT: Are you comfortable with normal-cost airline?

USER: Yes.

ASSISTANT: Thanks for providing details, we found a connecting flight in Delta airline with a fare of 200 having depart time on morning and return time on evening. Shall I proceed?

USER: You can proceed to booking.

ASSISTANT: Ok, your ticket is reserved in economy class and the flight number is 1027.

USER: Thank you for your help.

ASSISTANT: Thank you for choosing us.