You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: I am Edward Thomas. I need to book a flight ticket from TX-DFW to CA-SFO to meet my parents. Could you please help me with booking a flight ticket?

ASSISTANT: Sure, Can you please let me know your travelling dates?

USER: My travelling dates are 07/10 and 07/12.

ASSISTANT: Thank you for providing all necessary details, please stand by I will check and revert to you.

USER: Sure.

ASSISTANT: We have found a connected flight with Spirit airlines, flight number 1008 and the fare of 300.

USER: No, do not proceed with booking, I can afford only 200.

ASSISTANT: Ok. Thanks for reaching us.

USER: Thank you for reaching us.