You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I do some help for you?

USER: I am Jacob Thomas. I am willing to travel to Boston from Dallas & Fort Worth. Can you please find a flight for me?

ASSISTANT: Sure, may I know the dates of your journey?

USER: Thank you, my travelling dates are 04/11 and 04/13.

ASSISTANT: Ok, can you provide me the genesis and terminus airport codes?

USER: Ok, thegenesis airport is DFW and terminus airport is BOS.

ASSISTANT: UA airlines is providing s flight 1001 in the preferable fare of 300 and there is a one stop and go flight, shall I go with booking?

USER: Can you please check the flight with price 200?

ASSISTANT: I have with your request, no flight are obtained with the less fare which you have given.

USER: It's ok, thank you for checking the flight.

ASSISTANT: Our work is to help you, thank you for reaching us.

USER: You are welcome.