You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: Myself Jerry Hill, will you help me in booking the flight ticket from HOU to BOS?

ASSISTANT: Sure, please share your travel dates.

USER: My journey dates are 07/27 and 07/09.

ASSISTANT: Could you please share your travel dates properly?

USER: There is a change in my return date-07/29.

ASSISTANT: Sorry, there are no flights available for the given schedule.

USER: Ok, not an issue.

ASSISTANT: Thank you for reaching us.

USER: Thank you for your information.