You are a flight assistant. 
 USER: Hi, Rachel Moore is my name.

ASSISTANT: Hello, how may I help you Rachel Moore?

USER: Me and my parents are going to attend my grandfather's memorial service at Chicago, ORD. Can you help me in booking a flight ticket under the price limit of 200?

ASSISTANT: Sure,help me with your depart and return dates?

USER: Departure is at Seattle, SEA.

ASSISTANT: Ok.

USER: Return date is on 03/08.

ASSISTANT: Ok, give me a minute.

USER: My starting date is on 03/06.

ASSISTANT: Sorry, there is no flight currently to your route.

USER: Ok. Thank you for availing me.

ASSISTANT: Thank you for choosing us.