You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Debra Adams, can you help me to book a flight from CLT to PHL?

ASSISTANT: Sure, we are happy to help you. When are you planning to make your journey?

USER: I am planning to travel on Mar 27 and 29.

ASSISTANT: Do you have any connection limit with this journey?

USER: Yes, I need a connecting flight.

ASSISTANT: Is there any airline preferences for you?

USER: No, I need a evening flight from my origin.

ASSISTANT: Ok, do you have any other specifications to be met?

USER: No.

ASSISTANT: Thanks for providing details, there is a direct flight found in Frontier airline with a fare of 200 and arrival time is 5:00 AM. Shall I proceed for booking?

USER: Proceed with booking.

ASSISTANT: Ok, your ticket is reserved in economy class and the flight number is 1023.

USER: Thank you.

ASSISTANT: Thank you for opting us.