You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you?

USER: I am Elizabeth Edwards want to book a flight ticket to Houston from Atlanta to attend a live concert, so can you help me with it please?

ASSISTANT: Sure, please share me your travelling dates?

USER: Ok, my travelling dates are 11/15 and return on 11/17.

ASSISTANT: Can I know your airport codes?

USER: Yes, my airport codes are GA-ATL to TX-IAH.

ASSISTANT: Thanks for providing your details. We found 1002 Spirit airline with single connection and price of 800. Shall I proceed with booking?

USER: Please don't proceed, as I can afford up to 200 only.

ASSISTANT: OK. Thank you for reaching us.

USER: Thank you for the response.