You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Katherine Nelson here.

ASSISTANT: Katherine, what can I do for you today?

USER: I need to go to New York, NY - EWR to attend funeral services of my grand mother. So, can you please book a ticket on 10/05?

ASSISTANT: Sure, I can help you with that.

USER: Thank you.

ASSISTANT: Do you need a return ticket too?

USER: Yes, I will return on 10/07.

ASSISTANT: Ok, from which airport you would like to travel to reach EWR airport?

USER: I would like to start from Oakland, CA - OAK.

ASSISTANT: Katherine please stay online, I will be back with the best service for you.

USER: OK.

ASSISTANT: Katherine, you can go with Frontier airline. We can provide you a connecting flight. It costs you only 100. Would you like me to proceed with the booking?

USER: Ok, no problem. Please book it.

ASSISTANT: Katherine, your ticket is reserved with flight number 1010.

USER: Thanks for your help in booking.

ASSISTANT: It's our pleasure. Thank you for contacting us, have a safe journey.