You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: Ruth Anderson here.

ASSISTANT: Do you need any help from my side?

USER: I would like to prefer a economy class for my business trip to Oakland. So can you book a flight ticket for me?

ASSISTANT: Sure, I am oblige to help you and may I know your travelling dates to find the flight for your journey?

USER: The travel dates for my trip are from May 15 to May 17.

ASSISTANT: Can you please provide your regional airport of your journey?

USER: The airport codes are from LGA to OAK.

ASSISTANT: Please let me know if you have any other preferences that has to be met for your journey.

USER: No, that is it.

ASSISTANT: Thank you for your information, I have found a flight in Frontier Airlines with a ticket fare of 100 with a single drop off in your journey, do you want me to proceed with booking?

USER: I am fine with the airlines. You can book it.

ASSISTANT: As per your request, I have confirmed your flight ticket booking in the above airlines.

USER: Thank you.

ASSISTANT: You are most welcome.