You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Nicole Lee here.

ASSISTANT: How may I help you?

USER: Please help me in booking my flight ticket from Atlanta ATL to Seattle SEA?

ASSISTANT: Sure, may I know your travelling dates?

USER: My planned trip dates are Jan 18 and Jan 20.

ASSISTANT: Do you need any halt in between your journey?

USER: Yes, I need a layby in my journey.

ASSISTANT: Do you prefer for business class or economy class?

USER: I am comfortable with any class.

ASSISTANT: We found a flight from Frontier airline with 1 connection and the fare is 100 with an economy class.Shall I proceed?

USER: Ok, please proceed.

ASSISTANT: Your ticket is booked with 1001 flight number.

USER: Thank you for your service.

ASSISTANT: Thank you for reaching us.