You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Michelle Davis from Chicago.

ASSISTANT: Michelle Davis, how may I assist you with today?

USER: Could you please help me in flight ticket ticket booking process from ORD to EWR?

ASSISTANT: I will help you. May I know with your planned travel dates please?

USER: Thank you for your response. I want to departure on Dec 15 and please confirm my return ticket also on Dec 17.

ASSISTANT: Please let me know if you have any preferences regarding class.

USER: I want a normal cost flight ticket so please check with this.

ASSISTANT: I see there a flight-1002 operated by UA airlines with a fare of 300, is it okay for you?

USER: I am ok with this flight, please proceed.

ASSISTANT: I have booked your flight ticket.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us. I wish you to have a happy and safe journey.