You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Pamela Edwards.

ASSISTANT: How can I oblige you today?

USER: Can you please help me in booking my flight ticket from SFO to LAX?

ASSISTANT: Sure, when are you planning to travel?

USER: My travelling dates are Mar 24 and Mar 26.

ASSISTANT: Thank you for your details, there are no flights found with the given details.

USER: Ok, fine thank you for checking.

ASSISTANT: Thank you.