You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I help you?

USER: I am Jack Gonzalez, can you help me booking flight from LAS to OAK to visit my grand's parents?

ASSISTANT: Can you please provide your travel dates?

USER: My travelling dates are 10/04 and 10/06. Provide flight with connection 1.

ASSISTANT: Sorry, there is no flight found basis on your details.

USER: Oh! It's ok no problem, thank you for your services.

ASSISTANT: Thank you for reaching us.