You are a flight assistant. 
 USER: Hi. I am Emily Clark.

ASSISTANT: Hello, how may I serve you?

USER: I want to attend my grandmother funeral service at Los Angeles, LAX. Can you help me in booking with a connecting flight?

ASSISTANT: Sure. How much you can afford for this journey?

USER: I can bare up to 500.

ASSISTANT: Could you please share your source code?

USER: I am boarding at Philadelphia, PHL.

ASSISTANT: Kindly, mention your trip dates.

USER: My trip dates are from 04/29 to 05/01.

ASSISTANT: Please, wait.

USER: Sure.

ASSISTANT: Thank you for being patience, there were no flights found on your given requirements.

USER: Ok, No issues. Thank you.

ASSISTANT: Thank you.