You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you now?

USER: Robert Thomas here.

ASSISTANT: Ok.

USER: There is a place that is the LBJ Presidential Library which is located in Austin, can you reserve a seat for me from EWR to AUS?

ASSISTANT: Sure, can you please mention the travelling dates of your journey?

USER: Sure, my trip starts on 04/23 and 04/25.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: Thank you for waiting, there is a flight 1022 in JetBlue airline has the price 300 and the connection limit is 1. Shall I proceed with this booking?

USER: Can you find a flight which is having 200 price limit?

ASSISTANT: Sorry, there are no flights with the price of 200.

USER: It's ok, thanks for your response.

ASSISTANT: Thank you for approaching us, have a nice day.