You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I be helping hand to you at this moment?

USER: My family has planned a trip to visit San Francisco to see the Arts gallery, but my ticket is not booked. So, can you please book a flight ticket for me to travel there?

ASSISTANT: Sure, I am euphoric in helping you in booking the flight ticket.

USER: Thank you.

ASSISTANT: Can you please share your airport abbreviates?

USER: My source airport code is CLT and destination airport code is SFO.

ASSISTANT: Please share your travel dates also.

USER: I want to egress my journey on 09/20 and my return will be on 09/22.

ASSISTANT: Ok, can I put you on hold for a moment while I am checking the availability of flight?

USER: Sure, I will wait for your response.

ASSISTANT:  Thanks for waiting, there is a flight found with 1 stopover in Frontier airlines and fare is 300. Shall I reserve a seat for you?

USER: I can't afford for 300, please search a flight with airfare of 200.

ASSISTANT: Ok, please wait a moment. Let me check.

USER: Ok, take your time.

ASSISTANT: To proceed further, could you please tell me your name?

USER: My name is Jessica Garcia.

ASSISTANT: Regard to say you that, I didn't find any flight with your afford.

USER: That's ok, I will try any other source with my budget.

ASSISTANT: Thank you for opting us.

USER: Welcome.