You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I guide you for today?

USER: Myself Amanda Hernandez. Can you please help me with flight ticket booking from IAH to SFO?

ASSISTANT: Can you please share on what dates you are willing to travel?

USER: Sure, I need to travel on dates of 04/08 and 04/10.

ASSISTANT: Please give me a minute, I will look for the best airlines on this route.

USER: Sure, take your time.

ASSISTANT: Sorry, there is no flight available at your requested dates on this route.

USER: It's ok fine, no problem. I will go with another airlines now.

ASSISTANT: Thank you for contacting us, have a nice day.

USER: Anyway, thank you for your time.