You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I help you?

USER: Can you help me to book a flight from PHX to DTW?

ASSISTANT: Please provide your travel dates.

USER: My travelling dates are Feb 06 and 08.

ASSISTANT: Do you have any preferences?

USER: I need a normal cost airline.

ASSISTANT: Is there any connection limit?

USER: I need a connecting flight.

ASSISTANT: Flight-1027 is available in UA airlines with single connection and the flight fare is 100. Can I proceed?

USER: I want to return at afternoon.

ASSISTANT: This flight returns in the afternoon.

USER: Proceed with booking.

ASSISTANT: Your booking is confirmed.

USER: Thank you for your help.

ASSISTANT: Please mention your name.

USER: My name is Jacob Lopez.

ASSISTANT: Thank you.