You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: My name is Alexander Smith.

ASSISTANT: How may I be at your service for the day?

USER: I am planning to take my children to International Children's Festival at New York, LGA, so please hold me a flight ticket from HOU.

ASSISTANT: Ok. Help me with your starting date of journey.

USER: I will start my journey on 10/25.

ASSISTANT: Any connection limit?

USER: I am comfortable with any connection.

ASSISTANT: Return date please?

USER: I will be back on 10/27.

ASSISTANT: Unfortunately, there were no flights with your information.

USER: No issue, I will choose another service.

ASSISTANT: Thank you for your time with us.

USER: Thank you.