You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Eric Hernandez.

ASSISTANT: What type of help you need from us?

USER: I would like to book a ticket to Minneapolis, can you please assist me?

ASSISTANT: Yes, I will help you. Please share your travelling dates.

USER: I am travelling on these 11/21 and 11/23.

ASSISTANT: Ok, please tell me your source and destination airport codes.

USER: I would like to fly from LAS to MSP.

ASSISTANT: Ok, please hold on for a minute.

USER: Sure, take your time. Make sure my connection limit is 0. M y price limit is 200.

ASSISTANT: Sorry for the trouble, there is no flight available with in your budget.

USER: Ok no problem, thank you for your valuable information.

ASSISTANT: Thank you for choosing us.