You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you at this moment?

USER: I am Jessica Walker from Atlanta.

ASSISTANT: Nice to meet you Jessica Walker.

USER: Nice to meet you too. I have to go Seattle next week, can you please book a flight ticket for me?

ASSISTANT: Sure, I am happy to help you with flight ticket booking.

USER: I want to take off on 07/13 and book my return ticket also on 07/15.

ASSISTANT: Can you please provide me your travel dates? Please let me know airport codes of your journey locations.

USER: I want to fly from ATL and destination airport is SEA.

ASSISTANT: Ok, please wait a moment.

USER: Ok. Please make sure that my budget limit is 500.

ASSISTANT: Sorry Jessica Walker, no flight is available to you with ticket fare 500.

USER: Oh! It's ok no problem, I will go with another airline service. Thank you for your service.

ASSISTANT: Thank you for choosing us, have a great day.