You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you today?

USER: Rachel Adams here and I would like to book a flight ticket to Philadelphia for a business meeting, can you please help me out with booking of a flight ticket to go there?

ASSISTANT: Sure, I can aid you in booking flight ticket.

USER: Thank you.

ASSISTANT: Could you please mention your travel dates for booking flight ticket?

USER: Sure, I am planning to leave on 04/16 and please book my return ticket on 04/18.

ASSISTANT: May I know your preferable airport names?

USER: Sure, I want to travel from MSP to PHL.

ASSISTANT: Please hold on a moment, I will check flight availability.

USER: Sure, take your time.

ASSISTANT: I have found a flight in this route, airline is Spirit and flight number is 1005. Are you ok with this flight?

USER: Yes, I am ok with this, you can proceed with booking.

ASSISTANT: Your flight ticket is booked successfully.

USER: Thank you for your assistance, have a nice day.

ASSISTANT: Thank you for reaching us, have a nice day.

USER: Most welcome.